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-rw-r--r--drivers/net/wireless/p54/p54.h55
-rw-r--r--drivers/net/wireless/p54/p54common.c696
-rw-r--r--drivers/net/wireless/p54/p54common.h124
-rw-r--r--drivers/net/wireless/p54/p54pci.c427
-rw-r--r--drivers/net/wireless/p54/p54pci.h20
-rw-r--r--drivers/net/wireless/p54/p54usb.c203
-rw-r--r--drivers/net/wireless/p54/p54usb.h11
7 files changed, 988 insertions, 548 deletions
diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h
index 4801a363507..1d0704fe146 100644
--- a/drivers/net/wireless/p54/p54.h
+++ b/drivers/net/wireless/p54/p54.h
@@ -1,5 +1,5 @@
-#ifndef PRISM54_H
-#define PRISM54_H
+#ifndef P54_H
+#define P54_H
/*
* Shared defines for all mac80211 Prism54 code
@@ -19,13 +19,24 @@ enum control_frame_types {
P54_CONTROL_TYPE_CHANNEL_CHANGE,
P54_CONTROL_TYPE_FREQDONE,
P54_CONTROL_TYPE_DCFINIT,
- P54_CONTROL_TYPE_FREEQUEUE = 7,
+ P54_CONTROL_TYPE_ENCRYPTION,
+ P54_CONTROL_TYPE_TIM,
+ P54_CONTROL_TYPE_POWERMGT,
+ P54_CONTROL_TYPE_FREEQUEUE,
P54_CONTROL_TYPE_TXDONE,
P54_CONTROL_TYPE_PING,
P54_CONTROL_TYPE_STAT_READBACK,
P54_CONTROL_TYPE_BBP,
P54_CONTROL_TYPE_EEPROM_READBACK,
- P54_CONTROL_TYPE_LED
+ P54_CONTROL_TYPE_LED,
+ P54_CONTROL_TYPE_GPIO,
+ P54_CONTROL_TYPE_TIMER,
+ P54_CONTROL_TYPE_MODULATION,
+ P54_CONTROL_TYPE_SYNTH_CONFIG,
+ P54_CONTROL_TYPE_DETECTOR_VALUE,
+ P54_CONTROL_TYPE_XBOW_SYNTH_CFG,
+ P54_CONTROL_TYPE_CCE_QUIET,
+ P54_CONTROL_TYPE_PSM_STA_UNLOCK,
};
struct p54_control_hdr {
@@ -38,11 +49,15 @@ struct p54_control_hdr {
u8 data[0];
} __attribute__ ((packed));
-#define EEPROM_READBACK_LEN (sizeof(struct p54_control_hdr) + 4 /* p54_eeprom_lm86 */)
-#define MAX_RX_SIZE (IEEE80211_MAX_RTS_THRESHOLD + sizeof(struct p54_control_hdr) + 20 /* length of struct p54_rx_hdr */ + 16 )
+#define EEPROM_READBACK_LEN 0x3fc
#define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
+#define FW_FMAC 0x464d4143
+#define FW_LM86 0x4c4d3836
+#define FW_LM87 0x4c4d3837
+#define FW_LM20 0x4c4d3230
+
struct p54_common {
u32 rx_start;
u32 rx_end;
@@ -53,27 +68,43 @@ struct p54_common {
void (*stop)(struct ieee80211_hw *dev);
int mode;
u16 seqno;
+ u16 rx_mtu;
+ u8 headroom;
+ u8 tailroom;
struct mutex conf_mutex;
u8 mac_addr[ETH_ALEN];
u8 bssid[ETH_ALEN];
+ __le16 filter_type;
struct pda_iq_autocal_entry *iq_autocal;
unsigned int iq_autocal_len;
struct pda_channel_output_limit *output_limit;
unsigned int output_limit_len;
struct pda_pa_curve_data *curve_data;
- __le16 rxhw;
+ unsigned int filter_flags;
+ u16 rxhw;
u8 version;
+ u8 rx_antenna;
unsigned int tx_hdr_len;
void *cached_vdcf;
unsigned int fw_var;
- struct ieee80211_tx_queue_stats tx_stats[4];
+ unsigned int fw_interface;
+ unsigned int output_power;
+ u32 tsf_low32;
+ u32 tsf_high32;
+ struct ieee80211_tx_queue_stats tx_stats[8];
+ struct ieee80211_low_level_stats stats;
+ struct timer_list stats_timer;
+ struct completion stats_comp;
+ void *cached_stats;
+ int noise;
+ void *eeprom;
+ struct completion eeprom_comp;
};
int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
-void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
-int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len);
-void p54_fill_eeprom_readback(struct p54_control_hdr *hdr);
+int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
+int p54_read_eeprom(struct ieee80211_hw *dev);
struct ieee80211_hw *p54_init_common(size_t priv_data_len);
void p54_free_common(struct ieee80211_hw *dev);
-#endif /* PRISM54_H */
+#endif /* P54_H */
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 29be3dc8ee0..117c7d3a52b 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -27,7 +27,7 @@ MODULE_DESCRIPTION("Softmac Prism54 common code");
MODULE_LICENSE("GPL");
MODULE_ALIAS("prism54common");
-static struct ieee80211_rate p54_rates[] = {
+static struct ieee80211_rate p54_bgrates[] = {
{ .bitrate = 10, .hw_value = 0, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
{ .bitrate = 20, .hw_value = 1, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
{ .bitrate = 55, .hw_value = 2, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
@@ -42,7 +42,7 @@ static struct ieee80211_rate p54_rates[] = {
{ .bitrate = 540, .hw_value = 11, },
};
-static struct ieee80211_channel p54_channels[] = {
+static struct ieee80211_channel p54_bgchannels[] = {
{ .center_freq = 2412, .hw_value = 1, },
{ .center_freq = 2417, .hw_value = 2, },
{ .center_freq = 2422, .hw_value = 3, },
@@ -60,14 +60,69 @@ static struct ieee80211_channel p54_channels[] = {
};
static struct ieee80211_supported_band band_2GHz = {
- .channels = p54_channels,
- .n_channels = ARRAY_SIZE(p54_channels),
- .bitrates = p54_rates,
- .n_bitrates = ARRAY_SIZE(p54_rates),
+ .channels = p54_bgchannels,
+ .n_channels = ARRAY_SIZE(p54_bgchannels),
+ .bitrates = p54_bgrates,
+ .n_bitrates = ARRAY_SIZE(p54_bgrates),
};
+static struct ieee80211_rate p54_arates[] = {
+ { .bitrate = 60, .hw_value = 4, },
+ { .bitrate = 90, .hw_value = 5, },
+ { .bitrate = 120, .hw_value = 6, },
+ { .bitrate = 180, .hw_value = 7, },
+ { .bitrate = 240, .hw_value = 8, },
+ { .bitrate = 360, .hw_value = 9, },
+ { .bitrate = 480, .hw_value = 10, },
+ { .bitrate = 540, .hw_value = 11, },
+};
+
+static struct ieee80211_channel p54_achannels[] = {
+ { .center_freq = 4920 },
+ { .center_freq = 4940 },
+ { .center_freq = 4960 },
+ { .center_freq = 4980 },
+ { .center_freq = 5040 },
+ { .center_freq = 5060 },
+ { .center_freq = 5080 },
+ { .center_freq = 5170 },
+ { .center_freq = 5180 },
+ { .center_freq = 5190 },
+ { .center_freq = 5200 },
+ { .center_freq = 5210 },
+ { .center_freq = 5220 },
+ { .center_freq = 5230 },
+ { .center_freq = 5240 },
+ { .center_freq = 5260 },
+ { .center_freq = 5280 },
+ { .center_freq = 5300 },
+ { .center_freq = 5320 },
+ { .center_freq = 5500 },
+ { .center_freq = 5520 },
+ { .center_freq = 5540 },
+ { .center_freq = 5560 },
+ { .center_freq = 5580 },
+ { .center_freq = 5600 },
+ { .center_freq = 5620 },
+ { .center_freq = 5640 },
+ { .center_freq = 5660 },
+ { .center_freq = 5680 },
+ { .center_freq = 5700 },
+ { .center_freq = 5745 },
+ { .center_freq = 5765 },
+ { .center_freq = 5785 },
+ { .center_freq = 5805 },
+ { .center_freq = 5825 },
+};
+
+static struct ieee80211_supported_band band_5GHz = {
+ .channels = p54_achannels,
+ .n_channels = ARRAY_SIZE(p54_achannels),
+ .bitrates = p54_arates,
+ .n_bitrates = ARRAY_SIZE(p54_arates),
+};
-void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
+int p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
{
struct p54_common *priv = dev->priv;
struct bootrec_exp_if *exp_if;
@@ -79,7 +134,7 @@ void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
int i;
if (priv->rx_start)
- return;
+ return 0;
while (data < end_data && *data)
data++;
@@ -94,7 +149,9 @@ void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
u32 code = le32_to_cpu(bootrec->code);
switch (code) {
case BR_CODE_COMPONENT_ID:
- switch (be32_to_cpu(*(__be32 *)bootrec->data)) {
+ priv->fw_interface = be32_to_cpup((__be32 *)
+ bootrec->data);
+ switch (priv->fw_interface) {
case FW_FMAC:
printk(KERN_INFO "p54: FreeMAC firmware\n");
break;
@@ -105,7 +162,7 @@ void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
printk(KERN_INFO "p54: LM86 firmware\n");
break;
case FW_LM87:
- printk(KERN_INFO "p54: LM87 firmware - not supported yet!\n");
+ printk(KERN_INFO "p54: LM87 firmware\n");
break;
default:
printk(KERN_INFO "p54: unknown firmware\n");
@@ -117,11 +174,21 @@ void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
if (strnlen((unsigned char*)bootrec->data, 24) < 24)
fw_version = (unsigned char*)bootrec->data;
break;
- case BR_CODE_DESCR:
- priv->rx_start = le32_to_cpu(((__le32 *)bootrec->data)[1]);
+ case BR_CODE_DESCR: {
+ struct bootrec_desc *desc =
+ (struct bootrec_desc *)bootrec->data;
+ priv->rx_start = le32_to_cpu(desc->rx_start);
/* FIXME add sanity checking */
- priv->rx_end = le32_to_cpu(((__le32 *)bootrec->data)[2]) - 0x3500;
+ priv->rx_end = le32_to_cpu(desc->rx_end) - 0x3500;
+ priv->headroom = desc->headroom;
+ priv->tailroom = desc->tailroom;
+ if (le32_to_cpu(bootrec->len) == 11)
+ priv->rx_mtu = le16_to_cpu(bootrec->rx_mtu);
+ else
+ priv->rx_mtu = (size_t)
+ 0x620 - priv->tx_hdr_len;
break;
+ }
case BR_CODE_EXPOSED_IF:
exp_if = (struct bootrec_exp_if *) bootrec->data;
for (i = 0; i < (len * sizeof(*exp_if) / 4); i++)
@@ -146,23 +213,25 @@ void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
if (priv->fw_var >= 0x300) {
/* Firmware supports QoS, use it! */
- priv->tx_stats[0].limit = 3;
- priv->tx_stats[1].limit = 4;
- priv->tx_stats[2].limit = 3;
- priv->tx_stats[3].limit = 1;
+ priv->tx_stats[4].limit = 3;
+ priv->tx_stats[5].limit = 4;
+ priv->tx_stats[6].limit = 3;
+ priv->tx_stats[7].limit = 1;
dev->queues = 4;
}
+
+ return 0;
}
EXPORT_SYMBOL_GPL(p54_parse_firmware);
-static int p54_convert_rev0_to_rev1(struct ieee80211_hw *dev,
- struct pda_pa_curve_data *curve_data)
+static int p54_convert_rev0(struct ieee80211_hw *dev,
+ struct pda_pa_curve_data *curve_data)
{
struct p54_common *priv = dev->priv;
- struct pda_pa_curve_data_sample_rev1 *rev1;
- struct pda_pa_curve_data_sample_rev0 *rev0;
+ struct p54_pa_curve_data_sample *dst;
+ struct pda_pa_curve_data_sample_rev0 *src;
size_t cd_len = sizeof(*curve_data) +
- (curve_data->points_per_channel*sizeof(*rev1) + 2) *
+ (curve_data->points_per_channel*sizeof(*dst) + 2) *
curve_data->channels;
unsigned int i, j;
void *source, *target;
@@ -180,28 +249,68 @@ static int p54_convert_rev0_to_rev1(struct ieee80211_hw *dev,
*((__le16 *)target) = *freq;
target += sizeof(__le16);
for (j = 0; j < curve_data->points_per_channel; j++) {
- rev1 = target;
- rev0 = source;
+ dst = target;
+ src = source;
- rev1->rf_power = rev0->rf_power;
- rev1->pa_detector = rev0->pa_detector;
- rev1->data_64qam = rev0->pcv;
+ dst->rf_power = src->rf_power;
+ dst->pa_detector = src->pa_detector;
+ dst->data_64qam = src->pcv;
/* "invent" the points for the other modulations */
#define SUB(x,y) (u8)((x) - (y)) > (x) ? 0 : (x) - (y)
- rev1->data_16qam = SUB(rev0->pcv, 12);
- rev1->data_qpsk = SUB(rev1->data_16qam, 12);
- rev1->data_bpsk = SUB(rev1->data_qpsk, 12);
- rev1->data_barker= SUB(rev1->data_bpsk, 14);
+ dst->data_16qam = SUB(src->pcv, 12);
+ dst->data_qpsk = SUB(dst->data_16qam, 12);
+ dst->data_bpsk = SUB(dst->data_qpsk, 12);
+ dst->data_barker = SUB(dst->data_bpsk, 14);
#undef SUB
- target += sizeof(*rev1);
- source += sizeof(*rev0);
+ target += sizeof(*dst);
+ source += sizeof(*src);
}
}
return 0;
}
-int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
+static int p54_convert_rev1(struct ieee80211_hw *dev,
+ struct pda_pa_curve_data *curve_data)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_pa_curve_data_sample *dst;
+ struct pda_pa_curve_data_sample_rev1 *src;
+ size_t cd_len = sizeof(*curve_data) +
+ (curve_data->points_per_channel*sizeof(*dst) + 2) *
+ curve_data->channels;
+ unsigned int i, j;
+ void *source, *target;
+
+ priv->curve_data = kmalloc(cd_len, GFP_KERNEL);
+ if (!priv->curve_data)
+ return -ENOMEM;
+
+ memcpy(priv->curve_data, curve_data, sizeof(*curve_data));
+ source = curve_data->data;
+ target = priv->curve_data->data;
+ for (i = 0; i < curve_data->channels; i++) {
+ __le16 *freq = source;
+ source += sizeof(__le16);
+ *((__le16 *)target) = *freq;
+ target += sizeof(__le16);
+ for (j = 0; j < curve_data->points_per_channel; j++) {
+ memcpy(target, source, sizeof(*src));
+
+ target += sizeof(*dst);
+ source += sizeof(*src);
+ }
+ source++;
+ }
+
+ return 0;
+}
+
+static const char *p54_rf_chips[] = { "NULL", "Indigo?", "Duette",
+ "Frisbee", "Xbow", "Longbow" };
+static int p54_init_xbow_synth(struct ieee80211_hw *dev);
+
+static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
{
struct p54_common *priv = dev->priv;
struct eeprom_pda_wrap *wrap = NULL;
@@ -210,6 +319,7 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
void *tmp;
int err;
u8 *end = (u8 *)eeprom + len;
+ DECLARE_MAC_BUF(mac);
wrap = (struct eeprom_pda_wrap *) eeprom;
entry = (void *)wrap->data + le16_to_cpu(wrap->len);
@@ -250,27 +360,32 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
entry->data[1]*sizeof(*priv->output_limit));
priv->output_limit_len = entry->data[1];
break;
- case PDR_PRISM_PA_CAL_CURVE_DATA:
- if (data_len < sizeof(struct pda_pa_curve_data)) {
+ case PDR_PRISM_PA_CAL_CURVE_DATA: {
+ struct pda_pa_curve_data *curve_data =
+ (struct pda_pa_curve_data *)entry->data;
+ if (data_len < sizeof(*curve_data)) {
err = -EINVAL;
goto err;
}
- if (((struct pda_pa_curve_data *)entry->data)->cal_method_rev) {
- priv->curve_data = kmalloc(data_len, GFP_KERNEL);
- if (!priv->curve_data) {
- err = -ENOMEM;
- goto err;
- }
-
- memcpy(priv->curve_data, entry->data, data_len);
- } else {
- err = p54_convert_rev0_to_rev1(dev, (struct pda_pa_curve_data *)entry->data);
- if (err)
- goto err;
+ switch (curve_data->cal_method_rev) {
+ case 0:
+ err = p54_convert_rev0(dev, curve_data);
+ break;
+ case 1:
+ err = p54_convert_rev1(dev, curve_data);
+ break;
+ default:
+ printk(KERN_ERR "p54: unknown curve data "
+ "revision %d\n",
+ curve_data->cal_method_rev);
+ err = -ENODEV;
+ break;
}
+ if (err)
+ goto err;
- break;
+ }
case PDR_PRISM_ZIF_TX_IQ_CALIBRATION:
priv->iq_autocal = kmalloc(data_len, GFP_KERNEL);
if (!priv->iq_autocal) {
@@ -286,7 +401,7 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
while ((u8 *)tmp < entry->data + data_len) {
struct bootrec_exp_if *exp_if = tmp;
if (le16_to_cpu(exp_if->if_id) == 0xF)
- priv->rxhw = exp_if->variant & cpu_to_le16(0x07);
+ priv->rxhw = le16_to_cpu(exp_if->variant) & 0x07;
tmp += sizeof(struct bootrec_exp_if);
}
break;
@@ -312,6 +427,37 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
goto err;
}
+ switch (priv->rxhw) {
+ case 4: /* XBow */
+ p54_init_xbow_synth(dev);
+ case 1: /* Indigo? */
+ case 2: /* Duette */
+ dev->wiphy->bands[IEEE80211_BAND_5GHZ] = &band_5GHz;
+ case 3: /* Frisbee */
+ case 5: /* Longbow */
+ dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &band_2GHz;
+ break;
+ default:
+ printk(KERN_ERR "%s: unsupported RF-Chip\n",
+ wiphy_name(dev->wiphy));
+ err = -EINVAL;
+ goto err;
+ }
+
+ if (!is_valid_ether_addr(dev->wiphy->perm_addr)) {
+ u8 perm_addr[ETH_ALEN];
+
+ printk(KERN_WARNING "%s: Invalid hwaddr! Using randomly generated MAC addr\n",
+ wiphy_name(dev->wiphy));
+ random_ether_addr(perm_addr);
+ SET_IEEE80211_PERM_ADDR(dev, perm_addr);
+ }
+
+ printk(KERN_INFO "%s: hwaddr %s, MAC:isl38%02x RF:%s\n",
+ wiphy_name(dev->wiphy),
+ print_mac(mac, dev->wiphy->perm_addr),
+ priv->version, p54_rf_chips[priv->rxhw]);
+
return 0;
err:
@@ -333,42 +479,56 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
printk(KERN_ERR "p54: eeprom parse failed!\n");
return err;
}
-EXPORT_SYMBOL_GPL(p54_parse_eeprom);
-void p54_fill_eeprom_readback(struct p54_control_hdr *hdr)
+static int p54_rssi_to_dbm(struct ieee80211_hw *dev, int rssi)
{
- struct p54_eeprom_lm86 *eeprom_hdr;
-
- hdr->magic1 = cpu_to_le16(0x8000);
- hdr->len = cpu_to_le16(sizeof(*eeprom_hdr) + 0x2000);
- hdr->type = cpu_to_le16(P54_CONTROL_TYPE_EEPROM_READBACK);
- hdr->retry1 = hdr->retry2 = 0;
- eeprom_hdr = (struct p54_eeprom_lm86 *) hdr->data;
- eeprom_hdr->offset = 0x0;
- eeprom_hdr->len = cpu_to_le16(0x2000);
+ /* TODO: get the rssi_add & rssi_mul data from the eeprom */
+ return ((rssi * 0x83) / 64 - 400) / 4;
}
-EXPORT_SYMBOL_GPL(p54_fill_eeprom_readback);
-static void p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
+static int p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
{
+ struct p54_common *priv = dev->priv;
struct p54_rx_hdr *hdr = (struct p54_rx_hdr *) skb->data;
struct ieee80211_rx_status rx_status = {0};
u16 freq = le16_to_cpu(hdr->freq);
+ size_t header_len = sizeof(*hdr);
+ u32 tsf32;
+
+ if (!(hdr->magic & cpu_to_le16(0x0001))) {
+ if (priv->filter_flags & FIF_FCSFAIL)
+ rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
+ else
+ return 0;
+ }
- rx_status.signal = hdr->rssi;
+ rx_status.signal = p54_rssi_to_dbm(dev, hdr->rssi);
+ rx_status.noise = priv->noise;
/* XX correct? */
rx_status.qual = (100 * hdr->rssi) / 127;
- rx_status.rate_idx = hdr->rate & 0xf;
+ rx_status.rate_idx = (dev->conf.channel->band == IEEE80211_BAND_2GHZ ?
+ hdr->rate : (hdr->rate - 4)) & 0xf;
rx_status.freq = freq;
- rx_status.band = IEEE80211_BAND_2GHZ;
+ rx_status.band = dev->conf.channel->band;
rx_status.antenna = hdr->antenna;
- rx_status.mactime = le64_to_cpu(hdr->timestamp);
+
+ tsf32 = le32_to_cpu(hdr->tsf32);
+ if (tsf32 < priv->tsf_low32)
+ priv->tsf_high32++;
+ rx_status.mactime = ((u64)priv->tsf_high32) << 32 | tsf32;
+ priv->tsf_low32 = tsf32;
+
rx_status.flag |= RX_FLAG_TSFT;
- skb_pull(skb, sizeof(*hdr));
+ if (hdr->magic & cpu_to_le16(0x4000))
+ header_len += hdr->align[0];
+
+ skb_pull(skb, header_len);
skb_trim(skb, le16_to_cpu(hdr->len));
ieee80211_rx_irqsafe(dev, skb, &rx_status);
+
+ return -1;
}
static void inline p54_wake_free_queues(struct ieee80211_hw *dev)
@@ -377,7 +537,7 @@ static void inline p54_wake_free_queues(struct ieee80211_hw *dev)
int i;
for (i = 0; i < dev->queues; i++)
- if (priv->tx_stats[i].len < priv->tx_stats[i].limit)
+ if (priv->tx_stats[i + 4].len < priv->tx_stats[i + 4].limit)
ieee80211_wake_queue(dev, i);
}
@@ -387,11 +547,13 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
struct p54_frame_sent_hdr *payload = (struct p54_frame_sent_hdr *) hdr->data;
struct sk_buff *entry = (struct sk_buff *) priv->tx_queue.next;
- u32 addr = le32_to_cpu(hdr->req_id) - 0x70;
+ u32 addr = le32_to_cpu(hdr->req_id) - priv->headroom;
struct memrecord *range = NULL;
u32 freed = 0;
u32 last_addr = priv->rx_start;
+ unsigned long flags;
+ spin_lock_irqsave(&priv->tx_queue.lock, flags);
while (entry != (struct sk_buff *)&priv->tx_queue) {
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(entry);
range = (void *)info->driver_data;
@@ -412,13 +574,15 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
last_addr = range->end_addr;
__skb_unlink(entry, &priv->tx_queue);
+ spin_unlock_irqrestore(&priv->tx_queue.lock, flags);
+
memset(&info->status, 0, sizeof(info->status));
entry_hdr = (struct p54_control_hdr *) entry->data;
entry_data = (struct p54_tx_control_allocdata *) entry_hdr->data;
if ((entry_hdr->magic1 & cpu_to_le16(0x4000)) != 0)
pad = entry_data->align[0];
- priv->tx_stats[entry_data->hw_queue - 4].len--;
+ priv->tx_stats[entry_data->hw_queue].len--;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
if (!(payload->status & 0x01))
info->flags |= IEEE80211_TX_STAT_ACK;
@@ -426,21 +590,60 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
info->status.excessive_retries = 1;
}
info->status.retry_count = payload->retries - 1;
- info->status.ack_signal = le16_to_cpu(payload->ack_rssi);
+ info->status.ack_signal = p54_rssi_to_dbm(dev,
+ le16_to_cpu(payload->ack_rssi));
skb_pull(entry, sizeof(*hdr) + pad + sizeof(*entry_data));
ieee80211_tx_status_irqsafe(dev, entry);
- break;
+ goto out;
} else
last_addr = range->end_addr;
entry = entry->next;
}
+ spin_unlock_irqrestore(&priv->tx_queue.lock, flags);
+out:
if (freed >= IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
sizeof(struct p54_control_hdr))
p54_wake_free_queues(dev);
}
-static void p54_rx_control(struct ieee80211_hw *dev, struct sk_buff *skb)
+static void p54_rx_eeprom_readback(struct ieee80211_hw *dev,
+ struct sk_buff *skb)
+{
+ struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
+ struct p54_eeprom_lm86 *eeprom = (struct p54_eeprom_lm86 *) hdr->data;
+ struct p54_common *priv = dev->priv;
+
+ if (!priv->eeprom)
+ return ;
+
+ memcpy(priv->eeprom, eeprom->data, le16_to_cpu(eeprom->len));
+
+ complete(&priv->eeprom_comp);
+}
+
+static void p54_rx_stats(struct ieee80211_hw *dev, struct sk_buff *skb)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
+ struct p54_statistics *stats = (struct p54_statistics *) hdr->data;
+ u32 tsf32 = le32_to_cpu(stats->tsf32);
+
+ if (tsf32 < priv->tsf_low32)
+ priv->tsf_high32++;
+ priv->tsf_low32 = tsf32;
+
+ priv->stats.dot11RTSFailureCount = le32_to_cpu(stats->rts_fail);
+ priv->stats.dot11RTSSuccessCount = le32_to_cpu(stats->rts_success);
+ priv->stats.dot11FCSErrorCount = le32_to_cpu(stats->rx_bad_fcs);
+
+ priv->noise = p54_rssi_to_dbm(dev, le32_to_cpu(stats->noise));
+ complete(&priv->stats_comp);
+
+ mod_timer(&priv->stats_timer, jiffies + 5 * HZ);
+}
+
+static int p54_rx_control(struct ieee80211_hw *dev, struct sk_buff *skb)
{
struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
@@ -450,36 +653,30 @@ static void p54_rx_control(struct ieee80211_hw *dev, struct sk_buff *skb)
break;
case P54_CONTROL_TYPE_BBP:
break;
+ case P54_CONTROL_TYPE_STAT_READBACK:
+ p54_rx_stats(dev, skb);
+ break;
+ case P54_CONTROL_TYPE_EEPROM_READBACK:
+ p54_rx_eeprom_readback(dev, skb);
+ break;
default:
printk(KERN_DEBUG "%s: not handling 0x%02x type control frame\n",
wiphy_name(dev->wiphy), le16_to_cpu(hdr->type));
break;
}
+
+ return 0;
}
/* returns zero if skb can be reused */
int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb)
{
u8 type = le16_to_cpu(*((__le16 *)skb->data)) >> 8;
- switch (type) {
- case 0x00:
- case 0x01:
- p54_rx_data(dev, skb);
- return -1;
- case 0x4d:
- /* TODO: do something better... but then again, I've never seen this happen */
- printk(KERN_ERR "%s: Received fault. Probably need to restart hardware now..\n",
- wiphy_name(dev->wiphy));
- break;
- case 0x80:
- p54_rx_control(dev, skb);
- break;
- default:
- printk(KERN_ERR "%s: unknown frame RXed (0x%02x)\n",
- wiphy_name(dev->wiphy), type);
- break;
- }
- return 0;
+
+ if (type == 0x80)
+ return p54_rx_control(dev, skb);
+ else
+ return p54_rx_data(dev, skb);
}
EXPORT_SYMBOL_GPL(p54_rx);
@@ -503,7 +700,7 @@ static void p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
u32 target_addr = priv->rx_start;
unsigned long flags;
unsigned int left;
- len = (len + 0x170 + 3) & ~0x3; /* 0x70 headroom, 0x100 tailroom */
+ len = (len + priv->headroom + priv->tailroom + 3) & ~0x3;
spin_lock_irqsave(&priv->tx_queue.lock, flags);
left = skb_queue_len(&priv->tx_queue);
@@ -538,14 +735,74 @@ static void p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
range->start_addr = target_addr;
range->end_addr = target_addr + len;
__skb_queue_after(&priv->tx_queue, target_skb, skb);
- if (largest_hole < IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
+ if (largest_hole < priv->rx_mtu + priv->headroom +
+ priv->tailroom +
sizeof(struct p54_control_hdr))
ieee80211_stop_queues(dev);
}
spin_unlock_irqrestore(&priv->tx_queue.lock, flags);
- data->req_id = cpu_to_le32(target_addr + 0x70);
+ data->req_id = cpu_to_le32(target_addr + priv->headroom);
+}
+
+int p54_read_eeprom(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr = NULL;
+ struct p54_eeprom_lm86 *eeprom_hdr;
+ size_t eeprom_size = 0x2020, offset = 0, blocksize;
+ int ret = -ENOMEM;
+ void *eeprom = NULL;
+
+ hdr = (struct p54_control_hdr *)kzalloc(sizeof(*hdr) +
+ sizeof(*eeprom_hdr) + EEPROM_READBACK_LEN, GFP_KERNEL);
+ if (!hdr)
+ goto free;
+
+ priv->eeprom = kzalloc(EEPROM_READBACK_LEN, GFP_KERNEL);
+ if (!priv->eeprom)
+ goto free;
+
+ eeprom = kzalloc(eeprom_size, GFP_KERNEL);
+ if (!eeprom)
+ goto free;
+
+ hdr->magic1 = cpu_to_le16(0x8000);
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_EEPROM_READBACK);
+ hdr->retry1 = hdr->retry2 = 0;
+ eeprom_hdr = (struct p54_eeprom_lm86 *) hdr->data;
+
+ while (eeprom_size) {
+ blocksize = min(eeprom_size, (size_t)EEPROM_READBACK_LEN);
+ hdr->len = cpu_to_le16(blocksize + sizeof(*eeprom_hdr));
+ eeprom_hdr->offset = cpu_to_le16(offset);
+ eeprom_hdr->len = cpu_to_le16(blocksize);
+ p54_assign_address(dev, NULL, hdr, le16_to_cpu(hdr->len) +
+ sizeof(*hdr));
+ priv->tx(dev, hdr, le16_to_cpu(hdr->len) + sizeof(*hdr), 0);
+
+ if (!wait_for_completion_interruptible_timeout(&priv->eeprom_comp, HZ)) {
+ printk(KERN_ERR "%s: device does not respond!\n",
+ wiphy_name(dev->wiphy));
+ ret = -EBUSY;
+ goto free;
+ }
+
+ memcpy(eeprom + offset, priv->eeprom, blocksize);
+ offset += blocksize;
+ eeprom_size -= blocksize;
+ }
+
+ ret = p54_parse_eeprom(dev, eeprom, offset);
+free:
+ kfree(priv->eeprom);
+ priv->eeprom = NULL;
+ kfree(hdr);
+ kfree(eeprom);
+
+ return ret;
}
+EXPORT_SYMBOL_GPL(p54_read_eeprom);
static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
{
@@ -559,7 +816,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
u8 rate;
u8 cts_rate = 0x20;
- current_queue = &priv->tx_stats[skb_get_queue_mapping(skb)];
+ current_queue = &priv->tx_stats[skb_get_queue_mapping(skb) + 4];
if (unlikely(current_queue->len > current_queue->limit))
return NETDEV_TX_BUSY;
current_queue->len++;
@@ -601,7 +858,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
txhdr->hw_queue = skb_get_queue_mapping(skb) + 4;
txhdr->tx_antenna = (info->antenna_sel_tx == 0) ?
2 : info->antenna_sel_tx - 1;
- txhdr->output_power = 0x7f; // HW Maximum
+ txhdr->output_power = priv->output_power;
txhdr->cts_rate = (info->flags & IEEE80211_TX_CTL_NO_ACK) ?
0 : cts_rate;
if (padding)
@@ -628,12 +885,12 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
}
static int p54_set_filter(struct ieee80211_hw *dev, u16 filter_type,
- const u8 *dst, const u8 *src, u8 antenna,
- u32 magic3, u32 magic8, u32 magic9)
+ const u8 *bssid)
{
struct p54_common *priv = dev->priv;
struct p54_control_hdr *hdr;
struct p54_tx_control_filter *filter;
+ size_t data_len;
hdr = kzalloc(sizeof(*hdr) + sizeof(*filter) +
priv->tx_hdr_len, GFP_ATOMIC);
@@ -644,25 +901,35 @@ static int p54_set_filter(struct ieee80211_hw *dev, u16 filter_type,
filter = (struct p54_tx_control_filter *) hdr->data;
hdr->magic1 = cpu_to_le16(0x8001);
- hdr->len = cpu_to_le16(sizeof(*filter));
- p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*filter));
hdr->type = cpu_to_le16(P54_CONTROL_TYPE_FILTER_SET);
- filter->filter_type = cpu_to_le16(filter_type);
- memcpy(filter->dst, dst, ETH_ALEN);
- if (!src)
- memset(filter->src, ~0, ETH_ALEN);
+ priv->filter_type = filter->filter_type = cpu_to_le16(filter_type);
+ memcpy(filter->mac_addr, priv->mac_addr, ETH_ALEN);
+ if (!bssid)
+ memset(filter->bssid, ~0, ETH_ALEN);
else
- memcpy(filter->src, src, ETH_ALEN);
- filter->antenna = antenna;
- filter->magic3 = cpu_to_le32(magic3);
- filter->rx_addr = cpu_to_le32(priv->rx_end);
- filter->max_rx = cpu_to_le16(0x0620); /* FIXME: for usb ver 1.. maybe */
- filter->rxhw = priv->rxhw;
- filter->magic8 = cpu_to_le16(magic8);
- filter->magic9 = cpu_to_le16(magic9);
-
- priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*filter), 1);
+ memcpy(filter->bssid, bssid, ETH_ALEN);
+
+ filter->rx_antenna = priv->rx_antenna;
+
+ if (priv->fw_var < 0x500) {
+ data_len = P54_TX_CONTROL_FILTER_V1_LEN;
+ filter->v1.basic_rate_mask = cpu_to_le32(0x15F);
+ filter->v1.rx_addr = cpu_to_le32(priv->rx_end);
+ filter->v1.max_rx = cpu_to_le16(priv->rx_mtu);
+ filter->v1.rxhw = cpu_to_le16(priv->rxhw);
+ filter->v1.wakeup_timer = cpu_to_le16(500);
+ } else {
+ data_len = P54_TX_CONTROL_FILTER_V2_LEN;
+ filter->v2.rx_addr = cpu_to_le32(priv->rx_end);
+ filter->v2.max_rx = cpu_to_le16(priv->rx_mtu);
+ filter->v2.rxhw = cpu_to_le16(priv->rxhw);
+ filter->v2.timer = cpu_to_le16(1000);
+ }
+
+ hdr->len = cpu_to_le16(data_len);
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + data_len);
+ priv->tx(dev, hdr, sizeof(*hdr) + data_len, 1);
return 0;
}
@@ -672,12 +939,10 @@ static int p54_set_freq(struct ieee80211_hw *dev, __le16 freq)
struct p54_control_hdr *hdr;
struct p54_tx_control_channel *chan;
unsigned int i;
- size_t payload_len = sizeof(*chan) + sizeof(u32)*2 +
- sizeof(*chan->curve_data) *
- priv->curve_data->points_per_channel;
+ size_t data_len;
void *entry;
- hdr = kzalloc(sizeof(*hdr) + payload_len +
+ hdr = kzalloc(sizeof(*hdr) + sizeof(*chan) +
priv->tx_hdr_len, GFP_KERNEL);
if (!hdr)
return -ENOMEM;
@@ -687,12 +952,11 @@ static int p54_set_freq(struct ieee80211_hw *dev, __le16 freq)
chan = (struct p54_tx_control_channel *) hdr->data;
hdr->magic1 = cpu_to_le16(0x8001);
- hdr->len = cpu_to_le16(sizeof(*chan));
+
hdr->type = cpu_to_le16(P54_CONTROL_TYPE_CHANNEL_CHANGE);
- p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + payload_len);
- chan->magic1 = cpu_to_le16(0x1);
- chan->magic2 = cpu_to_le16(0x0);
+ chan->flags = cpu_to_le16(0x1);
+ chan->dwell = cpu_to_le16(0x0);
for (i = 0; i < priv->iq_autocal_len; i++) {
if (priv->iq_autocal[i].freq != freq)
@@ -710,35 +974,51 @@ static int p54_set_freq(struct ieee80211_hw *dev, __le16 freq)
continue;
chan->val_barker = 0x38;
- chan->val_bpsk = priv->output_limit[i].val_bpsk;
- chan->val_qpsk = priv->output_limit[i].val_qpsk;
- chan->val_16qam = priv->output_limit[i].val_16qam;
- chan->val_64qam = priv->output_limit[i].val_64qam;
+ chan->val_bpsk = chan->dup_bpsk =
+ priv->output_limit[i].val_bpsk;
+ chan->val_qpsk = chan->dup_qpsk =
+ priv->output_limit[i].val_qpsk;
+ chan->val_16qam = chan->dup_16qam =
+ priv->output_limit[i].val_16qam;
+ chan->val_64qam = chan->dup_64qam =
+ priv->output_limit[i].val_64qam;
break;
}
if (i == priv->output_limit_len)
goto err;
- chan->pa_points_per_curve = priv->curve_data->points_per_channel;
-
entry = priv->curve_data->data;
for (i = 0; i < priv->curve_data->channels; i++) {
if (*((__le16 *)entry) != freq) {
entry += sizeof(__le16);
- entry += sizeof(struct pda_pa_curve_data_sample_rev1) *
- chan->pa_points_per_curve;
+ entry += sizeof(struct p54_pa_curve_data_sample) *
+ priv->curve_data->points_per_channel;
continue;
}
entry += sizeof(__le16);
+ chan->pa_points_per_curve =
+ min(priv->curve_data->points_per_channel, (u8) 8);
+
memcpy(chan->curve_data, entry, sizeof(*chan->curve_data) *
chan->pa_points_per_curve);
break;
}
- memcpy(hdr->data + payload_len - 4, &chan->val_bpsk, 4);
+ if (priv->fw_var < 0x500) {
+ data_len = P54_TX_CONTROL_CHANNEL_V1_LEN;
+ chan->v1.rssical_mul = cpu_to_le16(130);
+ chan->v1.rssical_add = cpu_to_le16(0xfe70);
+ } else {
+ data_len = P54_TX_CONTROL_CHANNEL_V2_LEN;
+ chan->v2.rssical_mul = cpu_to_le16(130);
+ chan->v2.rssical_add = cpu_to_le16(0xfe70);
+ chan->v2.basic_rate_mask = cpu_to_le32(0x15f);
+ }
- priv->tx(dev, hdr, sizeof(*hdr) + payload_len, 1);
+ hdr->len = cpu_to_le16(data_len);
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + data_len);
+ priv->tx(dev, hdr, sizeof(*hdr) + data_len, 1);
return 0;
err:
@@ -846,12 +1126,25 @@ static int p54_start(struct ieee80211_hw *dev)
return -ENOMEM;
}
+ if (!priv->cached_stats) {
+ priv->cached_stats = kzalloc(sizeof(struct p54_statistics) +
+ priv->tx_hdr_len + sizeof(struct p54_control_hdr),
+ GFP_KERNEL);
+
+ if (!priv->cached_stats) {
+ kfree(priv->cached_vdcf);
+ priv->cached_vdcf = NULL;
+ return -ENOMEM;
+ }
+ }
+
err = priv->open(dev);
if (!err)
- priv->mode = IEEE80211_IF_TYPE_MNTR;
+ priv->mode = NL80211_IFTYPE_MONITOR;
p54_init_vdcf(dev);
+ mod_timer(&priv->stats_timer, jiffies + HZ);
return err;
}
@@ -859,10 +1152,13 @@ static void p54_stop(struct ieee80211_hw *dev)
{
struct p54_common *priv = dev->priv;
struct sk_buff *skb;
+
+ del_timer(&priv->stats_timer);
while ((skb = skb_dequeue(&priv->tx_queue)))
kfree_skb(skb);
priv->stop(dev);
- priv->mode = IEEE80211_IF_TYPE_INVALID;
+ priv->tsf_high32 = priv->tsf_low32 = 0;
+ priv->mode = NL80211_IFTYPE_UNSPECIFIED;
}
static int p54_add_interface(struct ieee80211_hw *dev,
@@ -870,11 +1166,11 @@ static int p54_add_interface(struct ieee80211_hw *dev,
{
struct p54_common *priv = dev->priv;
- if (priv->mode != IEEE80211_IF_TYPE_MNTR)
+ if (priv->mode != NL80211_IFTYPE_MONITOR)
return -EOPNOTSUPP;
switch (conf->type) {
- case IEEE80211_IF_TYPE_STA:
+ case NL80211_IFTYPE_STATION:
priv->mode = conf->type;
break;
default:
@@ -883,12 +1179,11 @@ static int p54_add_interface(struct ieee80211_hw *dev,
memcpy(priv->mac_addr, conf->mac_addr, ETH_ALEN);
- p54_set_filter(dev, 0, priv->mac_addr, NULL, 0, 1, 0, 0xF642);
- p54_set_filter(dev, 0, priv->mac_addr, NULL, 1, 0, 0, 0xF642);
+ p54_set_filter(dev, 0, NULL);
switch (conf->type) {
- case IEEE80211_IF_TYPE_STA:
- p54_set_filter(dev, 1, priv->mac_addr, NULL, 0, 0x15F, 0x1F4, 0);
+ case NL80211_IFTYPE_STATION:
+ p54_set_filter(dev, 1, NULL);
break;
default:
BUG(); /* impossible */
@@ -904,9 +1199,9 @@ static void p54_remove_interface(struct ieee80211_hw *dev,
struct ieee80211_if_init_conf *conf)
{
struct p54_common *priv = dev->priv;
- priv->mode = IEEE80211_IF_TYPE_MNTR;
+ priv->mode = NL80211_IFTYPE_MONITOR;
memset(priv->mac_addr, 0, ETH_ALEN);
- p54_set_filter(dev, 0, priv->mac_addr, NULL, 2, 0, 0, 0);
+ p54_set_filter(dev, 0, NULL);
}
static int p54_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
@@ -915,6 +1210,9 @@ static int p54_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
struct p54_common *priv = dev->priv;
mutex_lock(&priv->conf_mutex);
+ priv->rx_antenna = (conf->antenna_sel_rx == 0) ?
+ 2 : conf->antenna_sel_tx - 1;
+ priv->output_power = conf->power_level << 2;
ret = p54_set_freq(dev, cpu_to_le16(conf->channel->center_freq));
p54_set_vdcf(dev);
mutex_unlock(&priv->conf_mutex);
@@ -928,8 +1226,7 @@ static int p54_config_interface(struct ieee80211_hw *dev,
struct p54_common *priv = dev->priv;
mutex_lock(&priv->conf_mutex);
- p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 0, 1, 0, 0xF642);
- p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 2, 0, 0, 0);
+ p54_set_filter(dev, 0, conf->bssid);
p54_set_leds(dev, 1, !is_multicast_ether_addr(conf->bssid), 0);
memcpy(priv->bssid, conf->bssid, ETH_ALEN);
mutex_unlock(&priv->conf_mutex);
@@ -943,15 +1240,28 @@ static void p54_configure_filter(struct ieee80211_hw *dev,
{
struct p54_common *priv = dev->priv;
- *total_flags &= FIF_BCN_PRBRESP_PROMISC;
+ *total_flags &= FIF_BCN_PRBRESP_PROMISC |
+ FIF_PROMISC_IN_BSS |
+ FIF_FCSFAIL;
+
+ priv->filter_flags = *total_flags;
if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
if (*total_flags & FIF_BCN_PRBRESP_PROMISC)
- p54_set_filter(dev, 0, priv->mac_addr,
- NULL, 2, 0, 0, 0);
+ p54_set_filter(dev, le16_to_cpu(priv->filter_type),
+ NULL);
+ else
+ p54_set_filter(dev, le16_to_cpu(priv->filter_type),
+ priv->bssid);
+ }
+
+ if (changed_flags & FIF_PROMISC_IN_BSS) {
+ if (*total_flags & FIF_PROMISC_IN_BSS)
+ p54_set_filter(dev, le16_to_cpu(priv->filter_type) |
+ 0x8, NULL);
else
- p54_set_filter(dev, 0, priv->mac_addr,
- priv->bssid, 2, 0, 0, 0);
+ p54_set_filter(dev, le16_to_cpu(priv->filter_type) &
+ ~0x8, priv->bssid);
}
}
@@ -975,10 +1285,67 @@ static int p54_conf_tx(struct ieee80211_hw *dev, u16 queue,
return 0;
}
+static int p54_init_xbow_synth(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_xbow_synth *xbow;
+
+ hdr = kzalloc(sizeof(*hdr) + sizeof(*xbow) +
+ priv->tx_hdr_len, GFP_KERNEL);
+ if (!hdr)
+ return -ENOMEM;
+
+ hdr = (void *)hdr + priv->tx_hdr_len;
+ hdr->magic1 = cpu_to_le16(0x8001);
+ hdr->len = cpu_to_le16(sizeof(*xbow));
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_XBOW_SYNTH_CFG);
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*xbow));
+
+ xbow = (struct p54_tx_control_xbow_synth *) hdr->data;
+ xbow->magic1 = cpu_to_le16(0x1);
+ xbow->magic2 = cpu_to_le16(0x2);
+ xbow->freq = cpu_to_le16(5390);
+
+ priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*xbow), 1);
+
+ return 0;
+}
+
+static void p54_statistics_timer(unsigned long data)
+{
+ struct ieee80211_hw *dev = (struct ieee80211_hw *) data;
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_statistics *stats;
+
+ BUG_ON(!priv->cached_stats);
+
+ hdr = (void *)priv->cached_stats + priv->tx_hdr_len;
+ hdr->magic1 = cpu_to_le16(0x8000);
+ hdr->len = cpu_to_le16(sizeof(*stats));
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_STAT_READBACK);
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*stats));
+
+ priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*stats), 0);
+}
+
static int p54_get_stats(struct ieee80211_hw *dev,
struct ieee80211_low_level_stats *stats)
{
- /* TODO */
+ struct p54_common *priv = dev->priv;
+
+ del_timer(&priv->stats_timer);
+ p54_statistics_timer((unsigned long)dev);
+
+ if (!wait_for_completion_interruptible_timeout(&priv->stats_comp, HZ)) {
+ printk(KERN_ERR "%s: device does not respond!\n",
+ wiphy_name(dev->wiphy));
+ return -EBUSY;
+ }
+
+ memcpy(stats, &priv->stats, sizeof(*stats));
+
return 0;
}
@@ -987,7 +1354,7 @@ static int p54_get_tx_stats(struct ieee80211_hw *dev,
{
struct p54_common *priv = dev->priv;
- memcpy(stats, &priv->tx_stats, sizeof(stats[0]) * dev->queues);
+ memcpy(stats, &priv->tx_stats[4], sizeof(stats[0]) * dev->queues);
return 0;
}
@@ -1016,22 +1383,32 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
return NULL;
priv = dev->priv;
- priv->mode = IEEE80211_IF_TYPE_INVALID;
+ priv->mode = NL80211_IFTYPE_UNSPECIFIED;
skb_queue_head_init(&priv->tx_queue);
- dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &band_2GHz;
dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | /* not sure */
IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SIGNAL_UNSPEC;
+ IEEE80211_HW_SIGNAL_DBM |
+ IEEE80211_HW_NOISE_DBM;
+
+ dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+
dev->channel_change_time = 1000; /* TODO: find actual value */
- dev->max_signal = 127;
- priv->tx_stats[0].limit = 5;
+ priv->tx_stats[0].limit = 1;
+ priv->tx_stats[1].limit = 1;
+ priv->tx_stats[2].limit = 1;
+ priv->tx_stats[3].limit = 1;
+ priv->tx_stats[4].limit = 5;
dev->queues = 1;
-
+ priv->noise = -94;
dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 +
sizeof(struct p54_tx_control_allocdata);
mutex_init(&priv->conf_mutex);
+ init_completion(&priv->eeprom_comp);
+ init_completion(&priv->stats_comp);
+ setup_timer(&priv->stats_timer, p54_statistics_timer,
+ (unsigned long)dev);
return dev;
}
@@ -1040,6 +1417,7 @@ EXPORT_SYMBOL_GPL(p54_init_common);
void p54_free_common(struct ieee80211_hw *dev)
{
struct p54_common *priv = dev->priv;
+ kfree(priv->cached_stats);
kfree(priv->iq_autocal);
kfree(priv->output_limit);
kfree(priv->curve_data);
diff --git a/drivers/net/wireless/p54/p54common.h b/drivers/net/wireless/p54/p54common.h
index 8db6c0e8e54..2fa994cfcfe 100644
--- a/drivers/net/wireless/p54/p54common.h
+++ b/drivers/net/wireless/p54/p54common.h
@@ -1,5 +1,5 @@
-#ifndef PRISM54COMMON_H
-#define PRISM54COMMON_H
+#ifndef P54COMMON_H
+#define P54COMMON_H
/*
* Common code specific definitions for mac80211 Prism54 drivers
@@ -18,7 +18,8 @@
struct bootrec {
__le32 code;
__le32 len;
- u32 data[0];
+ u32 data[10];
+ __le16 rx_mtu;
} __attribute__((packed));
struct bootrec_exp_if {
@@ -29,6 +30,17 @@ struct bootrec_exp_if {
__le16 top_compat;
} __attribute__((packed));
+struct bootrec_desc {
+ __le16 modes;
+ __le16 flags;
+ __le32 rx_start;
+ __le32 rx_end;
+ u8 headroom;
+ u8 tailroom;
+ u8 unimportant[6];
+ u8 rates[16];
+} __attribute__((packed));
+
#define BR_CODE_MIN 0x80000000
#define BR_CODE_COMPONENT_ID 0x80000001
#define BR_CODE_COMPONENT_VERSION 0x80000002
@@ -39,11 +51,6 @@ struct bootrec_exp_if {
#define BR_CODE_END_OF_BRA 0xFF0000FF
#define LEGACY_BR_CODE_END_OF_BRA 0xFFFFFFFF
-#define FW_FMAC 0x464d4143
-#define FW_LM86 0x4c4d3836
-#define FW_LM87 0x4c4d3837
-#define FW_LM20 0x4c4d3230
-
/* PDA defines are Copyright (C) 2005 Nokia Corporation (taken from islsm_pda.h) */
struct pda_entry {
@@ -89,6 +96,16 @@ struct pda_pa_curve_data_sample_rev1 {
u8 data_qpsk;
u8 data_16qam;
u8 data_64qam;
+} __attribute__ ((packed));
+
+struct p54_pa_curve_data_sample {
+ u8 rf_power;
+ u8 pa_detector;
+ u8 data_barker;
+ u8 data_bpsk;
+ u8 data_qpsk;
+ u8 data_16qam;
+ u8 data_64qam;
u8 padding;
} __attribute__ ((packed));
@@ -169,8 +186,9 @@ struct p54_rx_hdr {
u8 rssi;
u8 quality;
u16 unknown2;
- __le64 timestamp;
- u8 data[0];
+ __le32 tsf32;
+ __le32 unalloc0;
+ u8 align[0];
} __attribute__ ((packed));
struct p54_frame_sent_hdr {
@@ -198,22 +216,37 @@ struct p54_tx_control_allocdata {
struct p54_tx_control_filter {
__le16 filter_type;
- u8 dst[ETH_ALEN];
- u8 src[ETH_ALEN];
- u8 antenna;
- u8 debug;
- __le32 magic3;
- u8 rates[8]; // FIXME: what's this for?
- __le32 rx_addr;
- __le16 max_rx;
- __le16 rxhw;
- __le16 magic8;
- __le16 magic9;
+ u8 mac_addr[ETH_ALEN];
+ u8 bssid[ETH_ALEN];
+ u8 rx_antenna;
+ u8 rx_align;
+ union {
+ struct {
+ __le32 basic_rate_mask;
+ u8 rts_rates[8];
+ __le32 rx_addr;
+ __le16 max_rx;
+ __le16 rxhw;
+ __le16 wakeup_timer;
+ __le16 unalloc0;
+ } v1 __attribute__ ((packed));
+ struct {
+ __le32 rx_addr;
+ __le16 max_rx;
+ __le16 rxhw;
+ __le16 timer;
+ __le16 unalloc0;
+ __le32 unalloc1;
+ } v2 __attribute__ ((packed));
+ } __attribute__ ((packed));
} __attribute__ ((packed));
+#define P54_TX_CONTROL_FILTER_V1_LEN (sizeof(struct p54_tx_control_filter))
+#define P54_TX_CONTROL_FILTER_V2_LEN (sizeof(struct p54_tx_control_filter)-8)
+
struct p54_tx_control_channel {
- __le16 magic1;
- __le16 magic2;
+ __le16 flags;
+ __le16 dwell;
u8 padding1[20];
struct pda_iq_autocal_entry iq_autocal;
u8 pa_points_per_curve;
@@ -222,10 +255,29 @@ struct p54_tx_control_channel {
u8 val_qpsk;
u8 val_16qam;
u8 val_64qam;
- struct pda_pa_curve_data_sample_rev1 curve_data[0];
- /* additional padding/data after curve_data */
+ struct p54_pa_curve_data_sample curve_data[8];
+ u8 dup_bpsk;
+ u8 dup_qpsk;
+ u8 dup_16qam;
+ u8 dup_64qam;
+ union {
+ struct {
+ __le16 rssical_mul;
+ __le16 rssical_add;
+ } v1 __attribute__ ((packed));
+
+ struct {
+ __le32 basic_rate_mask;
+ u8 rts_rates[8];
+ __le16 rssical_mul;
+ __le16 rssical_add;
+ } v2 __attribute__ ((packed));
+ } __attribute__ ((packed));
} __attribute__ ((packed));
+#define P54_TX_CONTROL_CHANNEL_V1_LEN (sizeof(struct p54_tx_control_channel)-12)
+#define P54_TX_CONTROL_CHANNEL_V2_LEN (sizeof(struct p54_tx_control_channel))
+
struct p54_tx_control_led {
__le16 mode;
__le16 led_temporary;
@@ -250,4 +302,24 @@ struct p54_tx_control_vdcf {
__le16 frameburst;
} __attribute__ ((packed));
-#endif /* PRISM54COMMON_H */
+struct p54_statistics {
+ __le32 rx_success;
+ __le32 rx_bad_fcs;
+ __le32 rx_abort;
+ __le32 rx_abort_phy;
+ __le32 rts_success;
+ __le32 rts_fail;
+ __le32 tsf32;
+ __le32 airtime;
+ __le32 noise;
+ __le32 unkn[10]; /* CCE / CCA / RADAR */
+} __attribute__ ((packed));
+
+struct p54_tx_control_xbow_synth {
+ __le16 magic1;
+ __le16 magic2;
+ __le16 freq;
+ u32 padding[5];
+} __attribute__ ((packed));
+
+#endif /* P54COMMON_H */
diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index 7dd4add4bf4..1c2a02a741a 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -3,6 +3,7 @@
* Linux device driver for PCI based Prism54
*
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
+ * Copyright (c) 2008, Christian Lamparter <chunkeey@web.de>
*
* Based on the islsm (softmac prism54) driver, which is:
* Copyright 2004-2006 Jean-Baptiste Note <jean-baptiste.note@m4x.org>, et al.
@@ -71,16 +72,18 @@ static int p54p_upload_firmware(struct ieee80211_hw *dev)
P54P_WRITE(ctrl_stat, reg);
wmb();
- mdelay(50);
-
err = request_firmware(&fw_entry, "isl3886", &priv->pdev->dev);
if (err) {
- printk(KERN_ERR "%s (prism54pci): cannot find firmware "
+ printk(KERN_ERR "%s (p54pci): cannot find firmware "
"(isl3886)\n", pci_name(priv->pdev));
return err;
}
- p54_parse_firmware(dev, fw_entry);
+ err = p54_parse_firmware(dev, fw_entry);
+ if (err) {
+ release_firmware(fw_entry);
+ return err;
+ }
data = (__le32 *) fw_entry->data;
remains = fw_entry->size;
@@ -121,162 +124,147 @@ static int p54p_upload_firmware(struct ieee80211_hw *dev)
wmb();
udelay(10);
+ /* wait for the firmware to boot properly */
+ mdelay(100);
+
return 0;
}
-static irqreturn_t p54p_simple_interrupt(int irq, void *dev_id)
+static void p54p_refill_rx_ring(struct ieee80211_hw *dev,
+ int ring_index, struct p54p_desc *ring, u32 ring_limit,
+ struct sk_buff **rx_buf)
{
- struct p54p_priv *priv = (struct p54p_priv *) dev_id;
- __le32 reg;
-
- reg = P54P_READ(int_ident);
- P54P_WRITE(int_ack, reg);
+ struct p54p_priv *priv = dev->priv;
+ struct p54p_ring_control *ring_control = priv->ring_control;
+ u32 limit, idx, i;
- if (reg & P54P_READ(int_enable))
- complete(&priv->boot_comp);
+ idx = le32_to_cpu(ring_control->host_idx[ring_index]);
+ limit = idx;
+ limit -= le32_to_cpu(ring_control->device_idx[ring_index]);
+ limit = ring_limit - limit;
- return IRQ_HANDLED;
-}
+ i = idx % ring_limit;
+ while (limit-- > 1) {
+ struct p54p_desc *desc = &ring[i];
-static int p54p_read_eeprom(struct ieee80211_hw *dev)
-{
- struct p54p_priv *priv = dev->priv;
- struct p54p_ring_control *ring_control = priv->ring_control;
- int err;
- struct p54_control_hdr *hdr;
- void *eeprom;
- dma_addr_t rx_mapping, tx_mapping;
- u16 alen;
+ if (!desc->host_addr) {
+ struct sk_buff *skb;
+ dma_addr_t mapping;
+ skb = dev_alloc_skb(priv->common.rx_mtu + 32);
+ if (!skb)
+ break;
- init_completion(&priv->boot_comp);
- err = request_irq(priv->pdev->irq, &p54p_simple_interrupt,
- IRQF_SHARED, "prism54pci", priv);
- if (err) {
- printk(KERN_ERR "%s (prism54pci): failed to register IRQ handler\n",
- pci_name(priv->pdev));
- return err;
- }
+ mapping = pci_map_single(priv->pdev,
+ skb_tail_pointer(skb),
+ priv->common.rx_mtu + 32,
+ PCI_DMA_FROMDEVICE);
+ desc->host_addr = cpu_to_le32(mapping);
+ desc->device_addr = 0; // FIXME: necessary?
+ desc->len = cpu_to_le16(priv->common.rx_mtu + 32);
+ desc->flags = 0;
+ rx_buf[i] = skb;
+ }
- eeprom = kmalloc(0x2010 + EEPROM_READBACK_LEN, GFP_KERNEL);
- if (!eeprom) {
- printk(KERN_ERR "%s (prism54pci): no memory for eeprom!\n",
- pci_name(priv->pdev));
- err = -ENOMEM;
- goto out;
+ i++;
+ idx++;
+ i %= ring_limit;
}
- memset(ring_control, 0, sizeof(*ring_control));
- P54P_WRITE(ring_control_base, cpu_to_le32(priv->ring_control_dma));
- P54P_READ(ring_control_base);
- udelay(10);
-
- P54P_WRITE(int_enable, cpu_to_le32(ISL38XX_INT_IDENT_INIT));
- P54P_READ(int_enable);
- udelay(10);
+ wmb();
+ ring_control->host_idx[ring_index] = cpu_to_le32(idx);
+}
- P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_RESET));
+static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
+ int ring_index, struct p54p_desc *ring, u32 ring_limit,
+ struct sk_buff **rx_buf)
+{
+ struct p54p_priv *priv = dev->priv;
+ struct p54p_ring_control *ring_control = priv->ring_control;
+ struct p54p_desc *desc;
+ u32 idx, i;
+
+ i = (*index) % ring_limit;
+ (*index) = idx = le32_to_cpu(ring_control->device_idx[ring_index]);
+ idx %= ring_limit;
+ while (i != idx) {
+ u16 len;
+ struct sk_buff *skb;
+ desc = &ring[i];
+ len = le16_to_cpu(desc->len);
+ skb = rx_buf[i];
+
+ if (!skb) {
+ i++;
+ i %= ring_limit;
+ continue;
+ }
+ skb_put(skb, len);
+
+ if (p54_rx(dev, skb)) {
+ pci_unmap_single(priv->pdev,
+ le32_to_cpu(desc->host_addr),
+ priv->common.rx_mtu + 32,
+ PCI_DMA_FROMDEVICE);
+ rx_buf[i] = NULL;
+ desc->host_addr = 0;
+ } else {
+ skb_trim(skb, 0);
+ desc->len = cpu_to_le16(priv->common.rx_mtu + 32);
+ }
- if (!wait_for_completion_interruptible_timeout(&priv->boot_comp, HZ)) {
- printk(KERN_ERR "%s (prism54pci): Cannot boot firmware!\n",
- pci_name(priv->pdev));
- err = -EINVAL;
- goto out;
+ i++;
+ i %= ring_limit;
}
- P54P_WRITE(int_enable, cpu_to_le32(ISL38XX_INT_IDENT_UPDATE));
- P54P_READ(int_enable);
+ p54p_refill_rx_ring(dev, ring_index, ring, ring_limit, rx_buf);
+}
- hdr = eeprom + 0x2010;
- p54_fill_eeprom_readback(hdr);
- hdr->req_id = cpu_to_le32(priv->common.rx_start);
+/* caller must hold priv->lock */
+static void p54p_check_tx_ring(struct ieee80211_hw *dev, u32 *index,
+ int ring_index, struct p54p_desc *ring, u32 ring_limit,
+ void **tx_buf)
+{
+ struct p54p_priv *priv = dev->priv;
+ struct p54p_ring_control *ring_control = priv->ring_control;
+ struct p54p_desc *desc;
+ u32 idx, i;
- rx_mapping = pci_map_single(priv->pdev, eeprom,
- 0x2010, PCI_DMA_FROMDEVICE);
- tx_mapping = pci_map_single(priv->pdev, (void *)hdr,
- EEPROM_READBACK_LEN, PCI_DMA_TODEVICE);
+ i = (*index) % ring_limit;
+ (*index) = idx = le32_to_cpu(ring_control->device_idx[1]);
+ idx %= ring_limit;
- ring_control->rx_mgmt[0].host_addr = cpu_to_le32(rx_mapping);
- ring_control->rx_mgmt[0].len = cpu_to_le16(0x2010);
- ring_control->tx_data[0].host_addr = cpu_to_le32(tx_mapping);
- ring_control->tx_data[0].device_addr = hdr->req_id;
- ring_control->tx_data[0].len = cpu_to_le16(EEPROM_READBACK_LEN);
+ while (i != idx) {
+ desc = &ring[i];
+ kfree(tx_buf[i]);
+ tx_buf[i] = NULL;
- ring_control->host_idx[2] = cpu_to_le32(1);
- ring_control->host_idx[1] = cpu_to_le32(1);
+ pci_unmap_single(priv->pdev, le32_to_cpu(desc->host_addr),
+ le16_to_cpu(desc->len), PCI_DMA_TODEVICE);
- wmb();
- mdelay(100);
- P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_UPDATE));
+ desc->host_addr = 0;
+ desc->device_addr = 0;
+ desc->len = 0;
+ desc->flags = 0;
- wait_for_completion_interruptible_timeout(&priv->boot_comp, HZ);
- wait_for_completion_interruptible_timeout(&priv->boot_comp, HZ);
-
- pci_unmap_single(priv->pdev, tx_mapping,
- EEPROM_READBACK_LEN, PCI_DMA_TODEVICE);
- pci_unmap_single(priv->pdev, rx_mapping,
- 0x2010, PCI_DMA_FROMDEVICE);
-
- alen = le16_to_cpu(ring_control->rx_mgmt[0].len);
- if (le32_to_cpu(ring_control->device_idx[2]) != 1 ||
- alen < 0x10) {
- printk(KERN_ERR "%s (prism54pci): Cannot read eeprom!\n",
- pci_name(priv->pdev));
- err = -EINVAL;
- goto out;
+ i++;
+ i %= ring_limit;
}
-
- p54_parse_eeprom(dev, (u8 *)eeprom + 0x10, alen - 0x10);
-
- out:
- kfree(eeprom);
- P54P_WRITE(int_enable, cpu_to_le32(0));
- P54P_READ(int_enable);
- udelay(10);
- free_irq(priv->pdev->irq, priv);
- P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_RESET));
- return err;
}
-static void p54p_refill_rx_ring(struct ieee80211_hw *dev)
+static void p54p_rx_tasklet(unsigned long dev_id)
{
+ struct ieee80211_hw *dev = (struct ieee80211_hw *)dev_id;
struct p54p_priv *priv = dev->priv;
struct p54p_ring_control *ring_control = priv->ring_control;
- u32 limit, host_idx, idx;
- host_idx = le32_to_cpu(ring_control->host_idx[0]);
- limit = host_idx;
- limit -= le32_to_cpu(ring_control->device_idx[0]);
- limit = ARRAY_SIZE(ring_control->rx_data) - limit;
-
- idx = host_idx % ARRAY_SIZE(ring_control->rx_data);
- while (limit-- > 1) {
- struct p54p_desc *desc = &ring_control->rx_data[idx];
-
- if (!desc->host_addr) {
- struct sk_buff *skb;
- dma_addr_t mapping;
- skb = dev_alloc_skb(MAX_RX_SIZE);
- if (!skb)
- break;
-
- mapping = pci_map_single(priv->pdev,
- skb_tail_pointer(skb),
- MAX_RX_SIZE,
- PCI_DMA_FROMDEVICE);
- desc->host_addr = cpu_to_le32(mapping);
- desc->device_addr = 0; // FIXME: necessary?
- desc->len = cpu_to_le16(MAX_RX_SIZE);
- desc->flags = 0;
- priv->rx_buf[idx] = skb;
- }
+ p54p_check_rx_ring(dev, &priv->rx_idx_mgmt, 2, ring_control->rx_mgmt,
+ ARRAY_SIZE(ring_control->rx_mgmt), priv->rx_buf_mgmt);
- idx++;
- host_idx++;
- idx %= ARRAY_SIZE(ring_control->rx_data);
- }
+ p54p_check_rx_ring(dev, &priv->rx_idx_data, 0, ring_control->rx_data,
+ ARRAY_SIZE(ring_control->rx_data), priv->rx_buf_data);
wmb();
- ring_control->host_idx[0] = cpu_to_le32(host_idx);
+ P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_UPDATE));
}
static irqreturn_t p54p_interrupt(int irq, void *dev_id)
@@ -298,65 +286,18 @@ static irqreturn_t p54p_interrupt(int irq, void *dev_id)
reg &= P54P_READ(int_enable);
if (reg & cpu_to_le32(ISL38XX_INT_IDENT_UPDATE)) {
- struct p54p_desc *desc;
- u32 idx, i;
- i = priv->tx_idx;
- i %= ARRAY_SIZE(ring_control->tx_data);
- priv->tx_idx = idx = le32_to_cpu(ring_control->device_idx[1]);
- idx %= ARRAY_SIZE(ring_control->tx_data);
-
- while (i != idx) {
- desc = &ring_control->tx_data[i];
- if (priv->tx_buf[i]) {
- kfree(priv->tx_buf[i]);
- priv->tx_buf[i] = NULL;
- }
-
- pci_unmap_single(priv->pdev, le32_to_cpu(desc->host_addr),
- le16_to_cpu(desc->len), PCI_DMA_TODEVICE);
-
- desc->host_addr = 0;
- desc->device_addr = 0;
- desc->len = 0;
- desc->flags = 0;
-
- i++;
- i %= ARRAY_SIZE(ring_control->tx_data);
- }
-
- i = priv->rx_idx;
- i %= ARRAY_SIZE(ring_control->rx_data);
- priv->rx_idx = idx = le32_to_cpu(ring_control->device_idx[0]);
- idx %= ARRAY_SIZE(ring_control->rx_data);
- while (i != idx) {
- u16 len;
- struct sk_buff *skb;
- desc = &ring_control->rx_data[i];
- len = le16_to_cpu(desc->len);
- skb = priv->rx_buf[i];
+ p54p_check_tx_ring(dev, &priv->tx_idx_mgmt,
+ 3, ring_control->tx_mgmt,
+ ARRAY_SIZE(ring_control->tx_mgmt),
+ priv->tx_buf_mgmt);
- skb_put(skb, len);
+ p54p_check_tx_ring(dev, &priv->tx_idx_data,
+ 1, ring_control->tx_data,
+ ARRAY_SIZE(ring_control->tx_data),
+ priv->tx_buf_data);
- if (p54_rx(dev, skb)) {
- pci_unmap_single(priv->pdev,
- le32_to_cpu(desc->host_addr),
- MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
+ tasklet_schedule(&priv->rx_tasklet);
- priv->rx_buf[i] = NULL;
- desc->host_addr = 0;
- } else {
- skb_trim(skb, 0);
- desc->len = cpu_to_le16(MAX_RX_SIZE);
- }
-
- i++;
- i %= ARRAY_SIZE(ring_control->rx_data);
- }
-
- p54p_refill_rx_ring(dev);
-
- wmb();
- P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_UPDATE));
} else if (reg & cpu_to_le32(ISL38XX_INT_IDENT_INIT))
complete(&priv->boot_comp);
@@ -392,7 +333,7 @@ static void p54p_tx(struct ieee80211_hw *dev, struct p54_control_hdr *data,
ring_control->host_idx[1] = cpu_to_le32(idx + 1);
if (free_on_tx)
- priv->tx_buf[i] = data;
+ priv->tx_buf_data[i] = data;
spin_unlock_irqrestore(&priv->lock, flags);
@@ -412,7 +353,7 @@ static int p54p_open(struct ieee80211_hw *dev)
init_completion(&priv->boot_comp);
err = request_irq(priv->pdev->irq, &p54p_interrupt,
- IRQF_SHARED, "prism54pci", dev);
+ IRQF_SHARED, "p54pci", dev);
if (err) {
printk(KERN_ERR "%s: failed to register IRQ handler\n",
wiphy_name(dev->wiphy));
@@ -420,10 +361,19 @@ static int p54p_open(struct ieee80211_hw *dev)
}
memset(priv->ring_control, 0, sizeof(*priv->ring_control));
- priv->rx_idx = priv->tx_idx = 0;
- p54p_refill_rx_ring(dev);
+ err = p54p_upload_firmware(dev);
+ if (err) {
+ free_irq(priv->pdev->irq, dev);
+ return err;
+ }
+ priv->rx_idx_data = priv->tx_idx_data = 0;
+ priv->rx_idx_mgmt = priv->tx_idx_mgmt = 0;
+
+ p54p_refill_rx_ring(dev, 0, priv->ring_control->rx_data,
+ ARRAY_SIZE(priv->ring_control->rx_data), priv->rx_buf_data);
- p54p_upload_firmware(dev);
+ p54p_refill_rx_ring(dev, 2, priv->ring_control->rx_mgmt,
+ ARRAY_SIZE(priv->ring_control->rx_mgmt), priv->rx_buf_mgmt);
P54P_WRITE(ring_control_base, cpu_to_le32(priv->ring_control_dma));
P54P_READ(ring_control_base);
@@ -465,6 +415,8 @@ static void p54p_stop(struct ieee80211_hw *dev)
unsigned int i;
struct p54p_desc *desc;
+ tasklet_kill(&priv->rx_tasklet);
+
P54P_WRITE(int_enable, cpu_to_le32(0));
P54P_READ(int_enable);
udelay(10);
@@ -473,26 +425,53 @@ static void p54p_stop(struct ieee80211_hw *dev)
P54P_WRITE(dev_int, cpu_to_le32(ISL38XX_DEV_INT_RESET));
- for (i = 0; i < ARRAY_SIZE(priv->rx_buf); i++) {
+ for (i = 0; i < ARRAY_SIZE(priv->rx_buf_data); i++) {
desc = &ring_control->rx_data[i];
if (desc->host_addr)
- pci_unmap_single(priv->pdev, le32_to_cpu(desc->host_addr),
- MAX_RX_SIZE, PCI_DMA_FROMDEVICE);
- kfree_skb(priv->rx_buf[i]);
- priv->rx_buf[i] = NULL;
+ pci_unmap_single(priv->pdev,
+ le32_to_cpu(desc->host_addr),
+ priv->common.rx_mtu + 32,
+ PCI_DMA_FROMDEVICE);
+ kfree_skb(priv->rx_buf_data[i]);
+ priv->rx_buf_data[i] = NULL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(priv->rx_buf_mgmt); i++) {
+ desc = &ring_control->rx_mgmt[i];
+ if (desc->host_addr)
+ pci_unmap_single(priv->pdev,
+ le32_to_cpu(desc->host_addr),
+ priv->common.rx_mtu + 32,
+ PCI_DMA_FROMDEVICE);
+ kfree_skb(priv->rx_buf_mgmt[i]);
+ priv->rx_buf_mgmt[i] = NULL;
}
- for (i = 0; i < ARRAY_SIZE(priv->tx_buf); i++) {
+ for (i = 0; i < ARRAY_SIZE(priv->tx_buf_data); i++) {
desc = &ring_control->tx_data[i];
if (desc->host_addr)
- pci_unmap_single(priv->pdev, le32_to_cpu(desc->host_addr),
- le16_to_cpu(desc->len), PCI_DMA_TODEVICE);
+ pci_unmap_single(priv->pdev,
+ le32_to_cpu(desc->host_addr),
+ le16_to_cpu(desc->len),
+ PCI_DMA_TODEVICE);
- kfree(priv->tx_buf[i]);
- priv->tx_buf[i] = NULL;
+ kfree(priv->tx_buf_data[i]);
+ priv->tx_buf_data[i] = NULL;
}
- memset(ring_control, 0, sizeof(ring_control));
+ for (i = 0; i < ARRAY_SIZE(priv->tx_buf_mgmt); i++) {
+ desc = &ring_control->tx_mgmt[i];
+ if (desc->host_addr)
+ pci_unmap_single(priv->pdev,
+ le32_to_cpu(desc->host_addr),
+ le16_to_cpu(desc->len),
+ PCI_DMA_TODEVICE);
+
+ kfree(priv->tx_buf_mgmt[i]);
+ priv->tx_buf_mgmt[i] = NULL;
+ }
+
+ memset(ring_control, 0, sizeof(*ring_control));
}
static int __devinit p54p_probe(struct pci_dev *pdev,
@@ -506,7 +485,7 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
err = pci_enable_device(pdev);
if (err) {
- printk(KERN_ERR "%s (prism54pci): Cannot enable new PCI device\n",
+ printk(KERN_ERR "%s (p54pci): Cannot enable new PCI device\n",
pci_name(pdev));
return err;
}
@@ -514,22 +493,22 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
mem_addr = pci_resource_start(pdev, 0);
mem_len = pci_resource_len(pdev, 0);
if (mem_len < sizeof(struct p54p_csr)) {
- printk(KERN_ERR "%s (prism54pci): Too short PCI resources\n",
+ printk(KERN_ERR "%s (p54pci): Too short PCI resources\n",
pci_name(pdev));
pci_disable_device(pdev);
return err;
}
- err = pci_request_regions(pdev, "prism54pci");
+ err = pci_request_regions(pdev, "p54pci");
if (err) {
- printk(KERN_ERR "%s (prism54pci): Cannot obtain PCI resources\n",
+ printk(KERN_ERR "%s (p54pci): Cannot obtain PCI resources\n",
pci_name(pdev));
return err;
}
if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) {
- printk(KERN_ERR "%s (prism54pci): No suitable DMA available\n",
+ printk(KERN_ERR "%s (p54pci): No suitable DMA available\n",
pci_name(pdev));
goto err_free_reg;
}
@@ -542,7 +521,7 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
dev = p54_init_common(sizeof(*priv));
if (!dev) {
- printk(KERN_ERR "%s (prism54pci): ieee80211 alloc failed\n",
+ printk(KERN_ERR "%s (p54pci): ieee80211 alloc failed\n",
pci_name(pdev));
err = -ENOMEM;
goto err_free_reg;
@@ -556,7 +535,7 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
priv->map = ioremap(mem_addr, mem_len);
if (!priv->map) {
- printk(KERN_ERR "%s (prism54pci): Cannot map device memory\n",
+ printk(KERN_ERR "%s (p54pci): Cannot map device memory\n",
pci_name(pdev));
err = -EINVAL; // TODO: use a better error code?
goto err_free_dev;
@@ -565,39 +544,31 @@ static int __devinit p54p_probe(struct pci_dev *pdev,
priv->ring_control = pci_alloc_consistent(pdev, sizeof(*priv->ring_control),
&priv->ring_control_dma);
if (!priv->ring_control) {
- printk(KERN_ERR "%s (prism54pci): Cannot allocate rings\n",
+ printk(KERN_ERR "%s (p54pci): Cannot allocate rings\n",
pci_name(pdev));
err = -ENOMEM;
goto err_iounmap;
}
- memset(priv->ring_control, 0, sizeof(*priv->ring_control));
-
- err = p54p_upload_firmware(dev);
- if (err)
- goto err_free_desc;
-
- err = p54p_read_eeprom(dev);
- if (err)
- goto err_free_desc;
-
priv->common.open = p54p_open;
priv->common.stop = p54p_stop;
priv->common.tx = p54p_tx;
spin_lock_init(&priv->lock);
+ tasklet_init(&priv->rx_tasklet, p54p_rx_tasklet, (unsigned long)dev);
+
+ p54p_open(dev);
+ err = p54_read_eeprom(dev);
+ p54p_stop(dev);
+ if (err)
+ goto err_free_desc;
err = ieee80211_register_hw(dev);
if (err) {
- printk(KERN_ERR "%s (prism54pci): Cannot register netdevice\n",
+ printk(KERN_ERR "%s (p54pci): Cannot register netdevice\n",
pci_name(pdev));
goto err_free_common;
}
- printk(KERN_INFO "%s: hwaddr %s, isl38%02x\n",
- wiphy_name(dev->wiphy),
- print_mac(mac, dev->wiphy->perm_addr),
- priv->common.version);
-
return 0;
err_free_common:
@@ -645,7 +616,7 @@ static int p54p_suspend(struct pci_dev *pdev, pm_message_t state)
struct ieee80211_hw *dev = pci_get_drvdata(pdev);
struct p54p_priv *priv = dev->priv;
- if (priv->common.mode != IEEE80211_IF_TYPE_INVALID) {
+ if (priv->common.mode != NL80211_IFTYPE_UNSPECIFIED) {
ieee80211_stop_queues(dev);
p54p_stop(dev);
}
@@ -663,7 +634,7 @@ static int p54p_resume(struct pci_dev *pdev)
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
- if (priv->common.mode != IEEE80211_IF_TYPE_INVALID) {
+ if (priv->common.mode != NL80211_IFTYPE_UNSPECIFIED) {
p54p_open(dev);
ieee80211_wake_queues(dev);
}
@@ -673,7 +644,7 @@ static int p54p_resume(struct pci_dev *pdev)
#endif /* CONFIG_PM */
static struct pci_driver p54p_driver = {
- .name = "prism54pci",
+ .name = "p54pci",
.id_table = p54p_table,
.probe = p54p_probe,
.remove = __devexit_p(p54p_remove),
diff --git a/drivers/net/wireless/p54/p54pci.h b/drivers/net/wireless/p54/p54pci.h
index 5bedd7af385..4a6778070af 100644
--- a/drivers/net/wireless/p54/p54pci.h
+++ b/drivers/net/wireless/p54/p54pci.h
@@ -1,5 +1,5 @@
-#ifndef PRISM54PCI_H
-#define PRISM54PCI_H
+#ifndef P54PCI_H
+#define P54PCI_H
/*
* Defines for PCI based mac80211 Prism54 driver
@@ -68,7 +68,7 @@ struct p54p_csr {
} __attribute__ ((packed));
/* usb backend only needs the register defines above */
-#ifndef PRISM54USB_H
+#ifndef P54USB_H
struct p54p_desc {
__le32 host_addr;
__le32 device_addr;
@@ -92,15 +92,19 @@ struct p54p_priv {
struct p54_common common;
struct pci_dev *pdev;
struct p54p_csr __iomem *map;
+ struct tasklet_struct rx_tasklet;
spinlock_t lock;
struct p54p_ring_control *ring_control;
dma_addr_t ring_control_dma;
- u32 rx_idx, tx_idx;
- struct sk_buff *rx_buf[8];
- void *tx_buf[32];
+ u32 rx_idx_data, tx_idx_data;
+ u32 rx_idx_mgmt, tx_idx_mgmt;
+ struct sk_buff *rx_buf_data[8];
+ struct sk_buff *rx_buf_mgmt[4];
+ void *tx_buf_data[32];
+ void *tx_buf_mgmt[4];
struct completion boot_comp;
};
-#endif /* PRISM54USB_H */
-#endif /* PRISM54PCI_H */
+#endif /* P54USB_H */
+#endif /* P54PCI_H */
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index cbaca23a945..75d749bccb0 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -39,6 +39,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
{USB_DEVICE(0x0846, 0x4200)}, /* Netgear WG121 */
{USB_DEVICE(0x0846, 0x4210)}, /* Netgear WG121 the second ? */
{USB_DEVICE(0x0846, 0x4220)}, /* Netgear WG111 */
+ {USB_DEVICE(0x09aa, 0x1000)}, /* Spinnaker Proto board */
{USB_DEVICE(0x0cde, 0x0006)}, /* Medion 40900, Roper Europe */
{USB_DEVICE(0x124a, 0x4023)}, /* Shuttle PN15, Airvast WM168g, IOGear GWU513 */
{USB_DEVICE(0x1915, 0x2234)}, /* Linksys WUSB54G OEM */
@@ -63,8 +64,8 @@ static struct usb_device_id p54u_table[] __devinitdata = {
{USB_DEVICE(0x0cde, 0x0006)}, /* Medion MD40900 */
{USB_DEVICE(0x0cde, 0x0008)}, /* Sagem XG703A */
{USB_DEVICE(0x0d8e, 0x3762)}, /* DLink DWL-G120 Cohiba */
- {USB_DEVICE(0x09aa, 0x1000)}, /* Spinnaker Proto board */
{USB_DEVICE(0x124a, 0x4025)}, /* IOGear GWU513 (GW3887IK chip) */
+ {USB_DEVICE(0x1260, 0xee22)}, /* SMC 2862W-G version 2 */
{USB_DEVICE(0x13b1, 0x000a)}, /* Linksys WUSB54G ver 2 */
{USB_DEVICE(0x13B1, 0x000C)}, /* Linksys WUSB54AG */
{USB_DEVICE(0x1435, 0x0427)}, /* Inventel UR054G */
@@ -91,11 +92,16 @@ static void p54u_rx_cb(struct urb *urb)
skb_unlink(skb, &priv->rx_queue);
skb_put(skb, urb->actual_length);
- if (!priv->hw_type)
- skb_pull(skb, sizeof(struct net2280_tx_hdr));
+
+ if (priv->hw_type == P54U_NET2280)
+ skb_pull(skb, priv->common.tx_hdr_len);
+ if (priv->common.fw_interface == FW_LM87) {
+ skb_pull(skb, 4);
+ skb_put(skb, 4);
+ }
if (p54_rx(dev, skb)) {
- skb = dev_alloc_skb(MAX_RX_SIZE);
+ skb = dev_alloc_skb(priv->common.rx_mtu + 32);
if (unlikely(!skb)) {
usb_free_urb(urb);
/* TODO check rx queue length and refill *somewhere* */
@@ -109,9 +115,12 @@ static void p54u_rx_cb(struct urb *urb)
urb->context = skb;
skb_queue_tail(&priv->rx_queue, skb);
} else {
- if (!priv->hw_type)
- skb_push(skb, sizeof(struct net2280_tx_hdr));
-
+ if (priv->hw_type == P54U_NET2280)
+ skb_push(skb, priv->common.tx_hdr_len);
+ if (priv->common.fw_interface == FW_LM87) {
+ skb_push(skb, 4);
+ skb_put(skb, 4);
+ }
skb_reset_tail_pointer(skb);
skb_trim(skb, 0);
if (urb->transfer_buffer != skb_tail_pointer(skb)) {
@@ -145,7 +154,7 @@ static int p54u_init_urbs(struct ieee80211_hw *dev)
struct p54u_rx_info *info;
while (skb_queue_len(&priv->rx_queue) < 32) {
- skb = __dev_alloc_skb(MAX_RX_SIZE, GFP_KERNEL);
+ skb = __dev_alloc_skb(priv->common.rx_mtu + 32, GFP_KERNEL);
if (!skb)
break;
entry = usb_alloc_urb(0, GFP_KERNEL);
@@ -153,7 +162,10 @@ static int p54u_init_urbs(struct ieee80211_hw *dev)
kfree_skb(skb);
break;
}
- usb_fill_bulk_urb(entry, priv->udev, usb_rcvbulkpipe(priv->udev, P54U_PIPE_DATA), skb_tail_pointer(skb), MAX_RX_SIZE, p54u_rx_cb, skb);
+ usb_fill_bulk_urb(entry, priv->udev,
+ usb_rcvbulkpipe(priv->udev, P54U_PIPE_DATA),
+ skb_tail_pointer(skb),
+ priv->common.rx_mtu + 32, p54u_rx_cb, skb);
info = (struct p54u_rx_info *) skb->cb;
info->urb = entry;
info->dev = dev;
@@ -207,6 +219,42 @@ static void p54u_tx_3887(struct ieee80211_hw *dev, struct p54_control_hdr *data,
usb_submit_urb(data_urb, GFP_ATOMIC);
}
+static __le32 p54u_lm87_chksum(const u32 *data, size_t length)
+{
+ u32 chk = 0;
+
+ length >>= 2;
+ while (length--) {
+ chk ^= *data++;
+ chk = (chk >> 5) ^ (chk << 3);
+ }
+
+ return cpu_to_le32(chk);
+}
+
+static void p54u_tx_lm87(struct ieee80211_hw *dev,
+ struct p54_control_hdr *data,
+ size_t len, int free_on_tx)
+{
+ struct p54u_priv *priv = dev->priv;
+ struct urb *data_urb;
+ struct lm87_tx_hdr *hdr = (void *)data - sizeof(*hdr);
+
+ data_urb = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!data_urb)
+ return;
+
+ hdr->chksum = p54u_lm87_chksum((u32 *)data, len);
+ hdr->device_addr = data->req_id;
+
+ usb_fill_bulk_urb(data_urb, priv->udev,
+ usb_sndbulkpipe(priv->udev, P54U_PIPE_DATA), hdr,
+ len + sizeof(*hdr), free_on_tx ? p54u_tx_free_cb : p54u_tx_cb,
+ dev);
+
+ usb_submit_urb(data_urb, GFP_ATOMIC);
+}
+
static void p54u_tx_net2280(struct ieee80211_hw *dev, struct p54_control_hdr *data,
size_t len, int free_on_tx)
{
@@ -312,73 +360,6 @@ static int p54u_bulk_msg(struct p54u_priv *priv, unsigned int ep,
data, len, &alen, 2000);
}
-static int p54u_read_eeprom(struct ieee80211_hw *dev)
-{
- struct p54u_priv *priv = dev->priv;
- void *buf;
- struct p54_control_hdr *hdr;
- int err, alen;
- size_t offset = priv->hw_type ? 0x10 : 0x20;
-
- buf = kmalloc(0x2020, GFP_KERNEL);
- if (!buf) {
- printk(KERN_ERR "prism54usb: cannot allocate memory for "
- "eeprom readback!\n");
- return -ENOMEM;
- }
-
- if (priv->hw_type) {
- *((u32 *) buf) = priv->common.rx_start;
- err = p54u_bulk_msg(priv, P54U_PIPE_DATA, buf, sizeof(u32));
- if (err) {
- printk(KERN_ERR "prism54usb: addr send failed\n");
- goto fail;
- }
- } else {
- struct net2280_reg_write *reg = buf;
- reg->port = cpu_to_le16(NET2280_DEV_U32);
- reg->addr = cpu_to_le32(P54U_DEV_BASE);
- reg->val = cpu_to_le32(ISL38XX_DEV_INT_DATA);
- err = p54u_bulk_msg(priv, P54U_PIPE_DEV, buf, sizeof(*reg));
- if (err) {
- printk(KERN_ERR "prism54usb: dev_int send failed\n");
- goto fail;
- }
- }
-
- hdr = buf + priv->common.tx_hdr_len;
- p54_fill_eeprom_readback(hdr);
- hdr->req_id = cpu_to_le32(priv->common.rx_start);
- if (priv->common.tx_hdr_len) {
- struct net2280_tx_hdr *tx_hdr = buf;
- tx_hdr->device_addr = hdr->req_id;
- tx_hdr->len = cpu_to_le16(EEPROM_READBACK_LEN);
- }
-
- /* we can just pretend to send 0x2000 bytes of nothing in the headers */
- err = p54u_bulk_msg(priv, P54U_PIPE_DATA, buf,
- EEPROM_READBACK_LEN + priv->common.tx_hdr_len);
- if (err) {
- printk(KERN_ERR "prism54usb: eeprom req send failed\n");
- goto fail;
- }
-
- err = usb_bulk_msg(priv->udev,
- usb_rcvbulkpipe(priv->udev, P54U_PIPE_DATA),
- buf, 0x2020, &alen, 1000);
- if (!err && alen > offset) {
- p54_parse_eeprom(dev, (u8 *)buf + offset, alen - offset);
- } else {
- printk(KERN_ERR "prism54usb: eeprom read failed!\n");
- err = -EINVAL;
- goto fail;
- }
-
- fail:
- kfree(buf);
- return err;
-}
-
static int p54u_upload_firmware_3887(struct ieee80211_hw *dev)
{
static char start_string[] = "~~~~<\r";
@@ -412,7 +393,9 @@ static int p54u_upload_firmware_3887(struct ieee80211_hw *dev)
goto err_req_fw_failed;
}
- p54_parse_firmware(dev, fw_entry);
+ err = p54_parse_firmware(dev, fw_entry);
+ if (err)
+ goto err_upload_failed;
left = block_size = min((size_t)P54U_FW_BLOCK, fw_entry->size);
strcpy(buf, start_string);
@@ -458,7 +441,7 @@ static int p54u_upload_firmware_3887(struct ieee80211_hw *dev)
err = p54u_bulk_msg(priv, P54U_PIPE_DATA, buf, block_size);
if (err) {
- printk(KERN_ERR "prism54usb: firmware upload failed!\n");
+ printk(KERN_ERR "p54usb: firmware upload failed!\n");
goto err_upload_failed;
}
@@ -469,7 +452,7 @@ static int p54u_upload_firmware_3887(struct ieee80211_hw *dev)
*((__le32 *)buf) = cpu_to_le32(~crc32_le(~0, fw_entry->data, fw_entry->size));
err = p54u_bulk_msg(priv, P54U_PIPE_DATA, buf, sizeof(u32));
if (err) {
- printk(KERN_ERR "prism54usb: firmware upload failed!\n");
+ printk(KERN_ERR "p54usb: firmware upload failed!\n");
goto err_upload_failed;
}
@@ -480,13 +463,13 @@ static int p54u_upload_firmware_3887(struct ieee80211_hw *dev)
break;
if (alen > 5 && !memcmp(buf, "ERROR", 5)) {
- printk(KERN_INFO "prism54usb: firmware upload failed!\n");
+ printk(KERN_INFO "p54usb: firmware upload failed!\n");
err = -EINVAL;
break;
}
if (time_after(jiffies, timeout)) {
- printk(KERN_ERR "prism54usb: firmware boot timed out!\n");
+ printk(KERN_ERR "p54usb: firmware boot timed out!\n");
err = -ETIMEDOUT;
break;
}
@@ -498,7 +481,7 @@ static int p54u_upload_firmware_3887(struct ieee80211_hw *dev)
buf[1] = '\r';
err = p54u_bulk_msg(priv, P54U_PIPE_DATA, buf, 2);
if (err) {
- printk(KERN_ERR "prism54usb: firmware boot failed!\n");
+ printk(KERN_ERR "p54usb: firmware boot failed!\n");
goto err_upload_failed;
}
@@ -549,7 +532,12 @@ static int p54u_upload_firmware_net2280(struct ieee80211_hw *dev)
return err;
}
- p54_parse_firmware(dev, fw_entry);
+ err = p54_parse_firmware(dev, fw_entry);
+ if (err) {
+ kfree(buf);
+ release_firmware(fw_entry);
+ return err;
+ }
#define P54U_WRITE(type, addr, data) \
do {\
@@ -660,7 +648,7 @@ static int p54u_upload_firmware_net2280(struct ieee80211_hw *dev)
err = p54u_bulk_msg(priv, P54U_PIPE_DATA, buf, block_len);
if (err) {
- printk(KERN_ERR "prism54usb: firmware block upload "
+ printk(KERN_ERR "p54usb: firmware block upload "
"failed\n");
goto fail;
}
@@ -694,7 +682,7 @@ static int p54u_upload_firmware_net2280(struct ieee80211_hw *dev)
0x002C | (unsigned long)&devreg->direct_mem_win);
if (!(reg & cpu_to_le32(ISL38XX_DMA_STATUS_DONE)) ||
!(reg & cpu_to_le32(ISL38XX_DMA_STATUS_READY))) {
- printk(KERN_ERR "prism54usb: firmware DMA transfer "
+ printk(KERN_ERR "p54usb: firmware DMA transfer "
"failed\n");
goto fail;
}
@@ -802,7 +790,7 @@ static int __devinit p54u_probe(struct usb_interface *intf,
dev = p54_init_common(sizeof(*priv));
if (!dev) {
- printk(KERN_ERR "prism54usb: ieee80211 alloc failed\n");
+ printk(KERN_ERR "p54usb: ieee80211 alloc failed\n");
return -ENOMEM;
}
@@ -833,49 +821,40 @@ static int __devinit p54u_probe(struct usb_interface *intf,
}
}
priv->common.open = p54u_open;
-
+ priv->common.stop = p54u_stop;
if (recognized_pipes < P54U_PIPE_NUMBER) {
priv->hw_type = P54U_3887;
- priv->common.tx = p54u_tx_3887;
+ err = p54u_upload_firmware_3887(dev);
+ if (priv->common.fw_interface == FW_LM87) {
+ dev->extra_tx_headroom += sizeof(struct lm87_tx_hdr);
+ priv->common.tx_hdr_len = sizeof(struct lm87_tx_hdr);
+ priv->common.tx = p54u_tx_lm87;
+ } else
+ priv->common.tx = p54u_tx_3887;
} else {
+ priv->hw_type = P54U_NET2280;
dev->extra_tx_headroom += sizeof(struct net2280_tx_hdr);
priv->common.tx_hdr_len = sizeof(struct net2280_tx_hdr);
priv->common.tx = p54u_tx_net2280;
- }
- priv->common.stop = p54u_stop;
-
- if (priv->hw_type)
- err = p54u_upload_firmware_3887(dev);
- else
err = p54u_upload_firmware_net2280(dev);
+ }
if (err)
goto err_free_dev;
- err = p54u_read_eeprom(dev);
+ skb_queue_head_init(&priv->rx_queue);
+
+ p54u_open(dev);
+ err = p54_read_eeprom(dev);
+ p54u_stop(dev);
if (err)
goto err_free_dev;
- if (!is_valid_ether_addr(dev->wiphy->perm_addr)) {
- u8 perm_addr[ETH_ALEN];
-
- printk(KERN_WARNING "prism54usb: Invalid hwaddr! Using randomly generated MAC addr\n");
- random_ether_addr(perm_addr);
- SET_IEEE80211_PERM_ADDR(dev, perm_addr);
- }
-
- skb_queue_head_init(&priv->rx_queue);
-
err = ieee80211_register_hw(dev);
if (err) {
- printk(KERN_ERR "prism54usb: Cannot register netdevice\n");
+ printk(KERN_ERR "p54usb: Cannot register netdevice\n");
goto err_free_dev;
}
- printk(KERN_INFO "%s: hwaddr %s, isl38%02x\n",
- wiphy_name(dev->wiphy),
- print_mac(mac, dev->wiphy->perm_addr),
- priv->common.version);
-
return 0;
err_free_dev:
@@ -902,7 +881,7 @@ static void __devexit p54u_disconnect(struct usb_interface *intf)
}
static struct usb_driver p54u_driver = {
- .name = "prism54usb",
+ .name = "p54usb",
.id_table = p54u_table,
.probe = p54u_probe,
.disconnect = p54u_disconnect,
diff --git a/drivers/net/wireless/p54/p54usb.h b/drivers/net/wireless/p54/p54usb.h
index d1896b396c1..5b8fe91379c 100644
--- a/drivers/net/wireless/p54/p54usb.h
+++ b/drivers/net/wireless/p54/p54usb.h
@@ -1,5 +1,5 @@
-#ifndef PRISM54USB_H
-#define PRISM54USB_H
+#ifndef P54USB_H
+#define P54USB_H
/*
* Defines for USB based mac80211 Prism54 driver
@@ -72,6 +72,11 @@ struct net2280_tx_hdr {
u8 padding[8];
} __attribute__((packed));
+struct lm87_tx_hdr {
+ __le32 device_addr;
+ __le32 chksum;
+} __attribute__((packed));
+
/* Some flags for the isl hardware registers controlling DMA inside the
* chip */
#define ISL38XX_DMA_STATUS_DONE 0x00000001
@@ -130,4 +135,4 @@ struct p54u_priv {
struct sk_buff_head rx_queue;
};
-#endif /* PRISM54USB_H */
+#endif /* P54USB_H */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-16 03:02:16 +0000